package com.zzyl.serve.service.impl;

import com.alibaba.fastjson2.JSON;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.zzyl.common.constant.CacheConstants;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.common.utils.StringUtils;
import com.zzyl.serve.domain.NursingLevel;
import com.zzyl.serve.mapper.NursingLevelMapper;
import com.zzyl.serve.service.INursingLevelService;
import com.zzyl.serve.vo.NursingLevelVo;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 护理等级Service业务层处理
 * 
 * @author ruoyi
 * @date 2025-04-27
 */
@Service
public class NursingLevelServiceImpl extends ServiceImpl<NursingLevelMapper,NursingLevel>  implements INursingLevelService
{
    @Autowired
    private NursingLevelMapper nursingLevelMapper;

    /**
     * 缓存依赖注入
     */
    @Autowired
    private StringRedisTemplate redisTemplate;

    /**
     * 查询护理等级
     * 
     * @param id 护理等级主键
     * @return 护理等级
     */
    @Override
    public NursingLevel selectNursingLevelById(Long id)
    {

        return this.getById(id);
    }

    /**
     * 查询护理等级列表
     * 
     * @param nursingLevel 护理等级
     * @return 护理等级
     */
    @Override
    public List<NursingLevel> selectNursingLevelList(NursingLevel nursingLevel)
    {
        return getBaseMapper().selectNursingLevelList(nursingLevel);
    }

    /**
     * 新增护理等级
     * 
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int insertNursingLevel(NursingLevel nursingLevel)
    {
        //清除缓存
        removeCache();
        return this.save(nursingLevel)? 1:0;
    }

    /**
     * 修改护理等级
     * 
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int updateNursingLevel(NursingLevel nursingLevel)
    {
        //清除缓存
        removeCache();
        return this.updateById(nursingLevel)?1:0;
    }

    /**
     * 批量删除护理等级
     * 
     * @param ids 需要删除的护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelByIds(Long[] ids)
    {
        //清除缓存
        removeCache();
        return this.removeByIds(Arrays.asList(ids))?1:0;
    }

    /**
     * 删除护理等级信息
     * 
     * @param id 护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelById(Long id)
    {
        //清除缓存
        removeCache();
        return this.removeById(id)?1:0;
    }


    /**
     * 查询所有护理等级
     *
     * @return
     */
    /*@Override
    public List<NursingLevelVo> findAll() {
        //1.查询所有redis中的护理等级
        List<String> stringList = redisTemplate.opsForList().range(CacheConstants.NURSING_LEVEL_LIST_KEY, 0, -1);
        List<NursingLevelVo> nursingLevelVoList = null;
        if(!CollectionUtils.isEmpty(stringList)){
            nursingLevelVoList = stringList.stream().map(x -> {
                return JSON.parseObject(x, NursingLevelVo.class);
            }).collect(Collectors.toList());
        }
        //2.判断是否为空,为空则查询表中的护理等级
        if (CollectionUtils.isEmpty(nursingLevelVoList)){
            //从数据库中查询护理等级信息
            List<NursingLevel> nursingLevelList = this.lambdaQuery().eq(NursingLevel::getStatus, 1).list();
            if(CollectionUtils.isEmpty(nursingLevelList)){
                return new ArrayList<>();
            }
            //将查询出的信息拷贝到缓存中
            nursingLevelVoList = nursingLevelList.stream().map(x -> {
                NursingLevelVo nursingLevelVo = new NursingLevelVo();
                BeanUtils.copyProperties(x, nursingLevelVo);
                redisTemplate.opsForList().leftPush(CacheConstants.NURSING_LEVEL_LIST_KEY, JSON.toJSONString(nursingLevelVo));
                return nursingLevelVo;
            }).collect(Collectors.toList());
        }
        //3.返回数据
        return nursingLevelVoList;
    }*/

    /**
     * 清除缓存
     */
    public void removeCache(){
        redisTemplate.delete(CacheConstants.NURSING_LEVEL_LIST_KEY);
    }

    /**
     * 查询所有护理等级
     */
    @Override
    public List<NursingLevelVo> findAll(){
        //1.查询缓存中护理等级数据
        String nursingLevelVoListJSON = redisTemplate.opsForValue().get(CacheConstants.NURSING_LEVEL_LIST_KEY, 0, -1);
        List<NursingLevelVo> nursingLevelVoList = null;
        if(StringUtils.isNotEmpty(nursingLevelVoListJSON)){
            nursingLevelVoList = JSON.parseArray(nursingLevelVoListJSON,NursingLevelVo.class);
        }

        //2.判断是否为空,为空则查询数据库数据
        if(CollectionUtils.isEmpty(nursingLevelVoList)){
            List<NursingLevel> nursingLevelList = this.lambdaQuery().eq(NursingLevel::getStatus, 1).list();
            //3.判断数据库数据是否为空,为空返回空数据,不为空,拷贝数据
            if(CollectionUtils.isEmpty(nursingLevelList)){
                return new ArrayList<>();
            }
            //遍历查询到的数据库数据
            nursingLevelVoList = nursingLevelList.stream().map(x -> {
                NursingLevelVo nursingLevelVo = new NursingLevelVo();
                BeanUtils.copyProperties(x, nursingLevelVo);
                return nursingLevelVo;
            }).collect(Collectors.toList());
        }
        //将数据拷贝到缓存中
        redisTemplate.opsForValue().set(CacheConstants.NURSING_LEVEL_LIST_KEY,JSON.toJSONString(nursingLevelVoList));

        //4.返回拷贝后数据
        return nursingLevelVoList;
    }

}
